Laos, Khammoune prov., Boualapha distr., Vang Maner village, Palai mountain area, around point 17°30′13.6″N, 105°49′23.9″E, 520 m a.s.l. Primary dry evergreen and semideciduous broad-leaved forest on very steep rocky slope near karstic hill top composed with solid, marble-like highly eroded limestone at 300-500 m a.s.l. Epiphyte on tall tree. Flower buds pale yellowish. Occasional. 8 May 2018, L. Averyanov, Khang Sinh Nguyen, T. Maisak, Littideth Xaiyavongsa, Siphanom Keovankham, AL 777.
Record creation: 2020-06-20, Leonid Averyanov, PhotoScan D1. Processing status: work_status_1Citation: Specimen LE 01067797 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01067797